Note 13 - Employee 401(k) Plan	12 Months Ended
Dec. 31, 2013
Compensation and Retirement Disclosure [Abstract]
Pension and Other Postretirement Benefits Disclosure [Text Block]	13. Employee 401(k) Plan In December 1998, the Company adopted a 401(k) Plan (the “Plan”), to provide retirement benefits for employees. As allowed under Section 401(k) of the Internal Revenue Code, the Plan provides tax-deferred salary deductions for eligible employees. Employees may contribute up to 15% of their annual compensation to the Plan, limited to a maximum annual amount as set periodically by the Internal Revenue Service. In addition, the Company may make discretionary/matching contributions. During 2013 and 2012, the Company contributed a total of approximately $66,700 and $51,400, to the Plan, respectively.

Note 13 - Employee 401(k) Plan

12 Months Ended

Dec. 31, 2013

Compensation and Retirement Disclosure [Abstract]

Pension and Other Postretirement Benefits Disclosure [Text Block]

13. Employee 401(k) Plan

In December 1998, the Company adopted a 401(k) Plan (the “Plan”), to provide retirement benefits for employees. As allowed under Section 401(k) of the Internal Revenue Code, the Plan provides tax-deferred salary deductions for eligible employees. Employees may contribute up to 15% of their annual compensation to the Plan, limited to a maximum annual amount as set periodically by the Internal Revenue Service. In addition, the Company may make discretionary/matching contributions. During 2013 and 2012, the Company contributed a total of approximately $66,700 and $51,400, to the Plan, respectively.